package demo2;

import java.util.Arrays;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: happyiu
 * Date: 2021-11-26
 * Time: 9:54
 */
public class Test2 {


    public static void main(String[] args) {
        int [] a = {3,1,2};
        System.out.println(Arrays.toString(a));
        Arrays.sort(a);
        System.out.println(Arrays.toString(a));
    }
}
